quakeforge/include/QF/crc.h

47 lines
1.2 KiB
C

/*
crc.h
CRC (MD4) prototypes
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifndef __crc_h
#define __crc_h
/** \defgroup crc Checksum generation.
\ingroup utils
*/
//@{
#include "QF/qtypes.h"
void CRC_Init(unsigned short *crcvalue);
void CRC_ProcessByte(unsigned short *crcvalue, byte data);
void CRC_ProcessBlock (const byte *start, unsigned short *crcvalue, int count);
unsigned short CRC_Value(unsigned short crcvalue) __attribute__((const));
unsigned short CRC_Block (const byte *start, int count) __attribute__((pure));
//@}
#endif // __crc_h